TT Electronics / Welwyn 249R 0.25W Metal Film Resistor, 0.1% Tolerance

The TT Electronics / Welwyn 249R Metal Film Resistor is a high-precision, axial-leaded component from the respected RC Series. Engineered for stability and accuracy, this 0.25-watt resistor is an essential choice for demanding electronic circuits where reliable performance is non-negotiable.

Featuring an extremely tight resistance tolerance of ± 0.1%, it ensures minimal deviation from its specified 249-ohm value, providing consistent and predictable behaviour in your designs. The metal film construction offers excellent long-term stability and a low temperature coefficient of ± 15ppm/°C, meaning its resistance remains stable across a wide operating temperature range from -55°C to 155°C.

With a 200V voltage rating, it is suitable for a variety of low-power applications. Its compact, axial-leaded package facilitates easy manual insertion or automated placement on printed circuit boards (PCBs), making it a versatile component for prototyping and production alike.

This resistor is manufactured to high-quality standards, offering dependable performance in signal conditioning, measurement equipment, precision analog circuits, and other sensitive electronic assemblies where component precision directly impacts overall system accuracy.